PM Coupler

Band Pass Filter/Isolator Hybrid Combination

DK Photonics’s BandPass Filter/Isolator Hybrid Combination is a combination of a BandPass Filter and an isolator in a compact package. This product has an extremely low insertion loss, a very stable tap-coupling ratio, high isolation, and hight return loss. This product offers integrated solution to EDFA application by combining more functions into a very compact package.

Name:
Band Pass Filter/Isolator Hybrid Combination
Price:As low as

  

Features

Applications

  • Wide Operating Wavelength Range
  • Compact Size
  • Low insertion loss
  • High channel Isolation
  • Ultra Low PDL & PMD
  • High stability and reliability
  • Epoxy free on optical path
  • EDFA
  • DWDM Network
  • Wavelength Routing
  • Fiber Optical Instrument
  • CATV Fiberoptic System

 

Performance Specifications

Parameter

Single Stage

Dual Stage

Pass Channel Wavelength Range (nm)

1530~1565

Rejection Channel Wavelength Range (nm)

1450~1490

Isolation (dB) ( 1550±15nm, @RT, and all SOP)

> 31

> 45

Insertion Loss (dB)

< 0.8 (Typ. 0.6)

< 1.0 (Typ.0.8)

Rejection Channel Isolation (dB)

> 30

Wavelength Dependent Loss (dB)

< 0.3

< 0.4

Polarization Dependent Loss (dB)

< 0.1 (Typ. 0.05)

< 0.1 (Typ. 0.05)

PMD (ps) (Low PMD Option)

< 0.25 (0.05)

< 0.05

Insertion Loss Temperature Sensitivity (dB/°C)

< 0.003

Return Loss (Min.) (dB)

> 55

Power Handling (mW)

300

Operating Temperature (°C)

0 ~ +70

Storage Temperature (°C)

-40 ~ +85

Package Dimensions (mm)

Ø 5.5 x L38

Fiber Type

SMF-28 fiber

*Values are referenced without connector loss, specifications may change without notice.

**Other specifications can be made on customer request.

Order information

EFIH-①-②-③-④④

EFIH

 

Stage

Fiber Diameter

Fiber Length

Connector

 

S:Single Stage

U:Dual Stage

25:250um

90:900um

XX: Others

05:0.5m

10:1.0m

15:1.5m

XX:Others

00:None

FP: FC/PC

FA: FC/APC

SP: SC/PC

SA: SC/APC

LP: LC/PC

LA: LC/APC

ST: ST/PC

XX: Others